General Technical Specifications
6.3 Electromagnetic Compatibility
ET 200S Distributed I/O System - Fail-Safe Modules
56 Installation and Operating Manual, 08/2008, A5E00103686-07
Sinusoidal interference
HF radiation:
Tested in accordance with IEC 61000-4-3, "Radiated Electromagnetic Field Requirements"
● Standard test:
– from 80 MHz through 1 GHz, tested at 10 V/m and 20 V/m; 80 % AM (1 kHz)
– from 1.4 GHz through 2.7 GHz, tested at 10 V/m; 80 % AM (1 kHz)
● GSM/ISM/UMTS field interference of different frequencies (Standard: EN 298: 2004,
IEC 61326-3-1)
Electromagnetic interference on signal and data lines:
Tested in accordance with IEC 61000-4-6, "Testing and measurement techniques –
Immunity to conducted disturbances induced by radio-frequency fields"
● Standard test:
– RF band, asymmetrical, amplitude modulated:
from 0.15 MHz through 80 MHz, tested at 10 V and 20 V rms; 80% AM (1 kHz)
● ISM interference of different frequencies (Standard: EN 298: 2004, IEC 61326-3-1)
Radio Interference Emission
Interference transmission of electromagnetic fields in accordance with EN 55011: Limit class
A, group 1 (measured at a distance of 10 m).
Frequency Emitted Interference
Between 30 MHz and 230 MHz < 40 dB (µV/m)Q
Between 230 MHz and 1000 MHz < 47 dB (µV/m)Q
Emitted interference by means of network-AC power supply in accordance with EN 55011:
Limit class A, group 1.
Frequency Emitted Interference
Between 0.15 MHz and 0.5 MHz < 79 dB (µV)Q, < 66 dB (µV)M
Between 0.5 MHz and 5 MHz < 73 dB (µV)Q, < 60 dB (µV)M
Between 5 MHz and 30 MHz < 73 dB (µV)Q, < 60 dB (µV)M
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